view bin/rot13 @ 12409:804e1d3013a7 draft

<b_jonas> learn prefixes Bot prefixes: fungot ^, HackEso `, EgoBot !, lambdabot @ or ? or >, thutubot +, metasepia ~, idris-bot ( , jconn ) , j-bot [ , bfbot =, velik \\.
author HackEso <hackeso@esolangs.org>
date Sun, 04 Jul 2021 11:33:30 +0100
parents 6412d84cf279
children
line wrap: on
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#!/hackenv/bin/shebang_args_or_input python

import re, sys, unicodedata as U
def tr(c):
    m = re.match(r'(.*\bLATIN\b.*\bLETTER )([A-Z])\b(.*)', U.name(c, ''))
    if m:
        p, q, r = m.groups()
        n = ord(q) - ord('A')
        try:
            return U.lookup(p + chr(ord('A') + (n + 13) % 26) + r)
        except KeyError:
            return c
    return c

def tr2(c):
    d = tr(c)
    if d != c:
        return d
    else:
        cs = [unichr(int(x, 16)) for x in U.decomposition(c).split()]
        ds = [tr(x) for x in cs]
        if cs != ds:
            return u''.join(ds)
        else:
            return c

for c in unicode(sys.stdin.read(), 'utf8'):
    sys.stdout.write(tr2(c).encode('utf8'))